microfungus
/ˌmaɪkroʊˈfʌŋɡəs/
noun
- A very small fungus, usually only visible with a microscope, such as mold or yeast.
- The scientist studied a microfungus that grows on decaying leaves.
- A microfungus can spoil food if it is not stored properly.
- Some types of microfungus are used to make antibiotics.